50 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... the Mnemonic "no skin ... #5 #diagnosis #differential ... #symptoms #signs ... #dermatology #skin
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
yrs old; F>M Signs ... /Symptoms: - Fever ... skin lesions ... Pathophysiology #Diagnosis #Signs ... #Symptoms #Vasculitis
Leser–Trélat Sign on Physical Exam

Acute onset of multiple seborrheic keratoses, often a paraneoplastic sign of malignancy.

#Leser
Leser–Trélat Sign ... paraneoplastic sign ... #LeserTrelat #Sign ... #PhysicalExam #clinical ... #video #skin #dermatology
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Dermatofibroma - Skin-colored ... Male - Dimple sign ... Dermatofibroma #Dermatology ... Diagnosis #Benign #Clinical ... #Photo
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
sounds, RUQ pain • Dermatologic ... Cardiovascular and vital sign ... : Tachycardia, Fever ... Serotonin #Syndrome #Symptoms ... #spectrum #signs
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... the Nikolsky sign ... the Nikolsky sign ... or Nikolsky sign ... #Diagnosis #Dermatology
Scarlet fever
• Delayed-type skin reactivity to pyrogenic exotoxin Requires prior exposure
• Diffuse erythematous eruption that generally
Scarlet fever • ... Delayed-type skin ... #diagnosis #clinical ... #photo #signs # ... symptoms
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... #dermpath #dermatology ... #semiology #signs ... lesions #diagnosis #clinical ... pathology #lesions #differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... infection Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... Returning #Traveler #differential
COVID-19 Skin Rashes on Fingers and Toes

Please be aware there are skin signs of covid. Purple
COVID-19 Skin Rashes ... signs of covid. ... no other covid symptoms ... Fingers #Toes #Dermatology ... #Clinical #Pernio